291 lines
7.5 KiB
C
291 lines
7.5 KiB
C
/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2009 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <grub/mm.h>
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#include <grub/dl.h>
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#include <grub/command.h>
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#include <grub/term.h>
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#include <grub/i18n.h>
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#include <grub/misc.h>
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grub_err_t
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grub_cmd_terminal_input (grub_command_t cmd __attribute__ ((unused)),
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int argc, char **args)
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{
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int i;
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grub_term_input_t term;
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if (argc == 0)
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{
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grub_puts_ (N_ ("Active input terminals:"));
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FOR_ACTIVE_TERM_INPUTS(term)
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grub_printf ("%s ", term->name);
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grub_printf ("\n");
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grub_puts_ (N_ ("Available input terminals:"));
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FOR_DISABLED_TERM_INPUTS(term)
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grub_printf ("%s ", term->name);
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grub_printf ("\n");
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return GRUB_ERR_NONE;
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}
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i = 0;
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if (grub_strcmp (args[0], "--append") == 0
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|| grub_strcmp (args[0], "--remove") == 0)
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i++;
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if (i == argc)
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return grub_error (GRUB_ERR_BAD_ARGUMENT, N_ ("no terminal specified"));
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for (; i < argc; i++)
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{
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FOR_DISABLED_TERM_INPUTS(term)
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if (grub_strcmp (args[i], term->name) == 0)
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break;
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if (term == 0)
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FOR_ACTIVE_TERM_INPUTS(term)
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if (grub_strcmp (args[i], term->name) == 0)
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break;
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if (term == 0)
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return grub_error (GRUB_ERR_BAD_ARGUMENT, "unknown terminal '%s'\n",
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args[i]);
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}
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if (grub_strcmp (args[0], "--append") == 0)
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{
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for (i = 1; i < argc; i++)
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{
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FOR_DISABLED_TERM_INPUTS(term)
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if (grub_strcmp (args[i], term->name) == 0)
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break;
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if (term)
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{
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grub_list_remove (GRUB_AS_LIST_P (&(grub_term_inputs_disabled)),
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GRUB_AS_LIST (term));
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if (term->init)
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term->init ();
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grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs),
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GRUB_AS_LIST (term));
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}
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}
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return GRUB_ERR_NONE;
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}
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if (grub_strcmp (args[0], "--remove") == 0)
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{
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for (i = 1; i < argc; i++)
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{
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FOR_ACTIVE_TERM_INPUTS(term)
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if (grub_strcmp (args[i], term->name) == 0)
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break;
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if (term)
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{
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if (!term->next && term == grub_term_inputs)
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return grub_error (GRUB_ERR_BAD_ARGUMENT,
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"can't remove the last terminal");
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grub_list_remove (GRUB_AS_LIST_P (&(grub_term_inputs)),
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GRUB_AS_LIST (term));
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if (term->fini)
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term->fini ();
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grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs_disabled),
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GRUB_AS_LIST (term));
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}
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}
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return GRUB_ERR_NONE;
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}
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for (i = 0; i < argc; i++)
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{
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FOR_DISABLED_TERM_INPUTS(term)
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if (grub_strcmp (args[i], term->name) == 0)
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break;
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if (term)
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{
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grub_list_remove (GRUB_AS_LIST_P (&(grub_term_inputs_disabled)),
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GRUB_AS_LIST (term));
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if (term->init)
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term->init ();
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grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs),
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GRUB_AS_LIST (term));
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}
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}
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FOR_ACTIVE_TERM_INPUTS(term)
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{
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for (i = 0; i < argc; i++)
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if (grub_strcmp (args[i], term->name) == 0)
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break;
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if (i == argc)
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{
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if (!term->next && term == grub_term_inputs)
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return grub_error (GRUB_ERR_BAD_ARGUMENT,
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"can't remove the last terminal");
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grub_list_remove (GRUB_AS_LIST_P (&(grub_term_inputs)),
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GRUB_AS_LIST (term));
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if (term->fini)
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term->fini ();
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grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs_disabled),
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GRUB_AS_LIST (term));
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}
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}
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return GRUB_ERR_NONE;
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}
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grub_err_t
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grub_cmd_terminal_output (grub_command_t cmd __attribute__ ((unused)),
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int argc, char **args)
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{
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int i;
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grub_term_output_t term;
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if (argc == 0)
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{
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grub_puts_ (N_ ("Active output terminals:"));
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FOR_ACTIVE_TERM_OUTPUTS(term)
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grub_printf ("%s ", term->name);
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grub_printf ("\n");
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grub_puts_ (N_ ("Available output terminals:"));
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FOR_DISABLED_TERM_OUTPUTS(term)
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grub_printf ("%s ", term->name);
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grub_printf ("\n");
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return GRUB_ERR_NONE;
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}
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i = 0;
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if (grub_strcmp (args[0], "--append") == 0
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|| grub_strcmp (args[0], "--remove") == 0)
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i++;
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if (i == argc)
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return grub_error (GRUB_ERR_BAD_ARGUMENT, N_ ("no terminal specified"));
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for (; i < argc; i++)
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{
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FOR_DISABLED_TERM_OUTPUTS(term)
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if (grub_strcmp (args[i], term->name) == 0)
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break;
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if (term == 0)
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FOR_ACTIVE_TERM_OUTPUTS(term)
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if (grub_strcmp (args[i], term->name) == 0)
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break;
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if (term == 0)
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return grub_error (GRUB_ERR_BAD_ARGUMENT, "unknown terminal '%s'\n",
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args[i]);
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}
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if (grub_strcmp (args[0], "--append") == 0)
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{
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for (i = 1; i < argc; i++)
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{
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FOR_DISABLED_TERM_OUTPUTS(term)
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if (grub_strcmp (args[i], term->name) == 0)
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break;
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if (term)
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{
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grub_list_remove (GRUB_AS_LIST_P (&(grub_term_outputs_disabled)),
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GRUB_AS_LIST (term));
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if (term->init)
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term->init ();
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grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs),
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GRUB_AS_LIST (term));
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}
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}
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return GRUB_ERR_NONE;
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}
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if (grub_strcmp (args[0], "--remove") == 0)
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{
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for (i = 1; i < argc; i++)
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{
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FOR_ACTIVE_TERM_OUTPUTS(term)
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if (grub_strcmp (args[i], term->name) == 0)
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break;
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if (term)
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{
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if (!term->next && term == grub_term_outputs)
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return grub_error (GRUB_ERR_BAD_ARGUMENT,
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"can't remove the last terminal");
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grub_list_remove (GRUB_AS_LIST_P (&(grub_term_outputs)),
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GRUB_AS_LIST (term));
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if (term->fini)
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term->fini ();
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grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs_disabled),
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GRUB_AS_LIST (term));
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}
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}
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return GRUB_ERR_NONE;
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}
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for (i = 0; i < argc; i++)
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{
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FOR_DISABLED_TERM_OUTPUTS(term)
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if (grub_strcmp (args[i], term->name) == 0)
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break;
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if (term)
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{
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grub_list_remove (GRUB_AS_LIST_P (&(grub_term_outputs_disabled)),
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GRUB_AS_LIST (term));
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if (term->init)
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term->init ();
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grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs),
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GRUB_AS_LIST (term));
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}
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}
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FOR_ACTIVE_TERM_OUTPUTS(term)
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{
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for (i = 0; i < argc; i++)
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if (grub_strcmp (args[i], term->name) == 0)
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break;
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if (i == argc)
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{
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if (!term->next && term == grub_term_outputs)
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return grub_error (GRUB_ERR_BAD_ARGUMENT,
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"can't remove the last terminal");
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grub_list_remove (GRUB_AS_LIST_P (&(grub_term_outputs)),
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GRUB_AS_LIST (term));
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if (term->fini)
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term->fini ();
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grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs_disabled),
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GRUB_AS_LIST (term));
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}
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}
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return GRUB_ERR_NONE;
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}
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static grub_command_t cmd_terminal_input, cmd_terminal_output;
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GRUB_MOD_INIT(terminal)
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{
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cmd_terminal_input =
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grub_register_command ("terminal_input", grub_cmd_terminal_input,
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"terminal_input [--append|--remove] "
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"[TERMINAL1] [TERMINAL2] ...",
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"List or select an input terminal.");
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cmd_terminal_output =
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grub_register_command ("terminal_output", grub_cmd_terminal_output,
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"terminal_output [--append|--remove] "
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"[TERMINAL1] [TERMINAL2] ...",
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"List or select an output terminal.");
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}
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GRUB_MOD_FINI(terminal)
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{
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grub_unregister_command (cmd_terminal_input);
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grub_unregister_command (cmd_terminal_output);
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}
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